DALLAS, Dec. 14, 2012 /PRNewswire/ -- Swank Capital, LLC and Cushing® MLP Asset Management, LP announced today upcoming changes to the constituents of The Cushing® MLP Market Cap Index (the "Index") as part of normal index operations. After the markets close on December 21, 2012, the 30 members of the Index will be adjusted and rebalanced and the changes will become effective on December 24, 2012.

The Cushing® MLP Market Cap Index provides a benchmark that is designed to track the performance of widely held master limited partnerships (MLPs). The Index is weighted on a float-adjusted market capitalization basis, with the weight of each constituent capped at 7.5% at rebalance. The Index price level is calculated by S&P Dow Jones Indices while the constituents are selected from the entire universe of publicly traded MLPs. The Cushing® MLP Market Cap Index is calculated by S&P Dow Jones Indices and reported on a real-time basis under the Bloomberg ticker "CMCI".

Cushing is also dedicated to serving the needs of MLP and energy income investors by sponsoring a variety of industry benchmarks, including The Cushing® 30 MLP Index (Bloomberg Ticker: MLPX), The Cushing® MLP High Income Index (Bloomberg Ticker: MLPY) and The Cushing® Upstream Income Index (Bloomberg Ticker: CRTY). For more information, please visit www.swankcapital.com/the-cushing-indices.

Cushing® MLP Market Cap Index (the "Index") is the exclusive property of Cushing® MLP Asset Management, LP, which has contracted with S&P Opco, LLC (a subsidiary of S&P Dow Jones Indices LLC) ("S&P Dow Jones Indices") to maintain and calculate the Index. S&P® is a registered trademark of Standard & Poor's Financial Services LLC); Dow Jones® is a registered trademark of Dow Jones Trademark Holdings LLC ("Dow Jones"); and these trademarks have been licensed to S&P Dow Jones Indices. "Calculated by S&P Dow Jones Indices" and its related stylized mark(s) have been licensed for use by Cushing® MLP Asset Management, LP. None of S&P Dow Jones Indices, SPFS, Dow Jones S&P or any of their affiliates sponsor or promote the Index and none shall be liable for any errors or omissions in calculating the Index.